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/*
* Copyright (C) 2003, 2006 Apple Computer, Inc. All rights reserved.
* Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef ResourceRequestBase_h
#define ResourceRequestBase_h
#include "FormData.h"
#include "HTTPHeaderMap.h"
#include "KURL.h"
#include "ResourceLoadPriority.h"
#include <wtf/OwnPtr.h>
namespace WebCore {
enum ResourceRequestCachePolicy {
UseProtocolCachePolicy, // normal load
ReloadIgnoringCacheData, // reload
ReturnCacheDataElseLoad, // back/forward or encoding change - allow stale data
ReturnCacheDataDontLoad, // results of a post - allow stale data and only use cache
};
const int unspecifiedTimeoutInterval = INT_MAX;
class ResourceRequest;
struct CrossThreadResourceRequestData;
// Do not use this type directly. Use ResourceRequest instead.
class ResourceRequestBase {
WTF_MAKE_FAST_ALLOCATED;
public:
// The type of this ResourceRequest, based on how the resource will be used.
enum TargetType {
TargetIsMainFrame,
TargetIsSubframe,
TargetIsSubresource, // Resource is a generic subresource. (Generally a specific type should be specified)
TargetIsStyleSheet,
TargetIsScript,
TargetIsFontResource,
TargetIsImage,
TargetIsObject,
TargetIsMedia,
TargetIsWorker,
TargetIsSharedWorker,
TargetIsPrefetch,
};
static PassOwnPtr<ResourceRequest> adopt(PassOwnPtr<CrossThreadResourceRequestData>);
// Gets a copy of the data suitable for passing to another thread.
PassOwnPtr<CrossThreadResourceRequestData> copyData() const;
bool isNull() const;
bool isEmpty() const;
const KURL& url() const;
void setURL(const KURL& url);
void removeCredentials();
ResourceRequestCachePolicy cachePolicy() const;
void setCachePolicy(ResourceRequestCachePolicy cachePolicy);
double timeoutInterval() const;
void setTimeoutInterval(double timeoutInterval);
const KURL& firstPartyForCookies() const;
void setFirstPartyForCookies(const KURL& firstPartyForCookies);
const String& httpMethod() const;
void setHTTPMethod(const String& httpMethod);
const HTTPHeaderMap& httpHeaderFields() const;
String httpHeaderField(const AtomicString& name) const;
String httpHeaderField(const char* name) const;
void setHTTPHeaderField(const AtomicString& name, const String& value);
void setHTTPHeaderField(const char* name, const String& value);
void addHTTPHeaderField(const AtomicString& name, const String& value);
void addHTTPHeaderFields(const HTTPHeaderMap& headerFields);
void clearHTTPAuthorization();
String httpContentType() const { return httpHeaderField("Content-Type"); }
void setHTTPContentType(const String& httpContentType) { setHTTPHeaderField("Content-Type", httpContentType); }
String httpReferrer() const { return httpHeaderField("Referer"); }
void setHTTPReferrer(const String& httpReferrer) { setHTTPHeaderField("Referer", httpReferrer); }
void clearHTTPReferrer();
String httpOrigin() const { return httpHeaderField("Origin"); }
void setHTTPOrigin(const String& httpOrigin) { setHTTPHeaderField("Origin", httpOrigin); }
void clearHTTPOrigin();
String httpUserAgent() const { return httpHeaderField("User-Agent"); }
void setHTTPUserAgent(const String& httpUserAgent) { setHTTPHeaderField("User-Agent", httpUserAgent); }
String httpAccept() const { return httpHeaderField("Accept"); }
void setHTTPAccept(const String& httpAccept) { setHTTPHeaderField("Accept", httpAccept); }
void setResponseContentDispositionEncodingFallbackArray(const String& encoding1, const String& encoding2 = String(), const String& encoding3 = String());
FormData* httpBody() const;
void setHTTPBody(PassRefPtr<FormData> httpBody);
bool allowCookies() const;
void setAllowCookies(bool allowCookies);
ResourceLoadPriority priority() const;
void setPriority(ResourceLoadPriority);
bool isConditional() const;
// Whether the associated ResourceHandleClient needs to be notified of
// upload progress made for that resource.
bool reportUploadProgress() const { return m_reportUploadProgress; }
void setReportUploadProgress(bool reportUploadProgress) { m_reportUploadProgress = reportUploadProgress; }
// Whether the timing information should be collected for the request.
bool reportLoadTiming() const { return m_reportLoadTiming; }
void setReportLoadTiming(bool reportLoadTiming) { m_reportLoadTiming = reportLoadTiming; }
// Whether actual headers being sent/received should be collected and reported for the request.
bool reportRawHeaders() const { return m_reportRawHeaders; }
void setReportRawHeaders(bool reportRawHeaders) { m_reportRawHeaders = reportRawHeaders; }
// What this request is for.
TargetType targetType() const { return m_targetType; }
void setTargetType(TargetType type) { m_targetType = type; }
static bool compare(const ResourceRequest&, const ResourceRequest&);
protected:
// Used when ResourceRequest is initialized from a platform representation of the request
ResourceRequestBase()
: m_resourceRequestUpdated(false)
, m_platformRequestUpdated(true)
, m_reportUploadProgress(false)
, m_reportLoadTiming(false)
, m_reportRawHeaders(false)
, m_priority(ResourceLoadPriorityLow)
, m_targetType(TargetIsSubresource)
{
}
ResourceRequestBase(const KURL& url, ResourceRequestCachePolicy policy)
: m_url(url)
, m_cachePolicy(policy)
, m_timeoutInterval(unspecifiedTimeoutInterval)
, m_httpMethod("GET")
, m_allowCookies(true)
, m_resourceRequestUpdated(true)
, m_platformRequestUpdated(false)
, m_reportUploadProgress(false)
, m_reportLoadTiming(false)
, m_reportRawHeaders(false)
, m_priority(ResourceLoadPriorityLow)
, m_targetType(TargetIsSubresource)
{
}
void updatePlatformRequest() const;
void updateResourceRequest() const;
// The ResourceRequest subclass may "shadow" this method to compare platform specific fields
static bool platformCompare(const ResourceRequest&, const ResourceRequest&) { return true; }
KURL m_url;
ResourceRequestCachePolicy m_cachePolicy;
double m_timeoutInterval;
KURL m_firstPartyForCookies;
String m_httpMethod;
HTTPHeaderMap m_httpHeaderFields;
Vector<String> m_responseContentDispositionEncodingFallbackArray;
RefPtr<FormData> m_httpBody;
bool m_allowCookies;
mutable bool m_resourceRequestUpdated;
mutable bool m_platformRequestUpdated;
bool m_reportUploadProgress;
bool m_reportLoadTiming;
bool m_reportRawHeaders;
ResourceLoadPriority m_priority;
TargetType m_targetType;
private:
const ResourceRequest& asResourceRequest() const;
};
bool equalIgnoringHeaderFields(const ResourceRequestBase&, const ResourceRequestBase&);
inline bool operator==(const ResourceRequest& a, const ResourceRequest& b) { return ResourceRequestBase::compare(a, b); }
inline bool operator!=(ResourceRequest& a, const ResourceRequest& b) { return !(a == b); }
struct CrossThreadResourceRequestDataBase {
WTF_MAKE_NONCOPYABLE(CrossThreadResourceRequestDataBase); WTF_MAKE_FAST_ALLOCATED;
public:
CrossThreadResourceRequestDataBase() { }
KURL m_url;
ResourceRequestCachePolicy m_cachePolicy;
double m_timeoutInterval;
KURL m_firstPartyForCookies;
String m_httpMethod;
OwnPtr<CrossThreadHTTPHeaderMapData> m_httpHeaders;
Vector<String> m_responseContentDispositionEncodingFallbackArray;
RefPtr<FormData> m_httpBody;
bool m_allowCookies;
ResourceLoadPriority m_priority;
ResourceRequestBase::TargetType m_targetType;
};
unsigned initializeMaximumHTTPConnectionCountPerHost();
#if PLATFORM(CF)
bool isHTTPPipeliningEnabled();
bool shouldForceHTTPPipeliningPriorityHigh();
#else
inline bool isHTTPPipeliningEnabled() { return false; }
inline bool shouldForceHTTPPipeliningPriorityHigh() { return false; }
#endif
} // namespace WebCore
#endif // ResourceRequestBase_h
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